Title:
ORGANIC EL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF
Document Type and Number:
Japanese Patent JP2023150112
Kind Code:
A
Abstract:
To provide an organic EL display device that can achieve high brightness while suppressing a decrease in aperture ratio.SOLUTION: An organic EL display device includes a substrate, a plurality of pixels located on the substrate, a first partition wall that partitions each of the plurality of pixels, and a second partition wall located in a display area where the plurality of pixels are located and higher than the first partition wall. A first pixel included in the plurality of pixels includes a first electrode, an organic light emitting layer located on the first electrode, and a second electrode located on the organic light emitting layer, and the first partition wall exhibits liquid repellency, and the bottom surface of the second partition wall is in contact with at least one of the substrate and the first electrode.SELECTED DRAWING: Figure 2
Inventors:
MIMURA TOMONORI
Application Number:
JP2022059038A
Publication Date:
October 16, 2023
Filing Date:
March 31, 2022
Export Citation:
Assignee:
FUTABA DENSHI KOGYO KK
International Classes:
H05B33/22; G09F9/00; G09F9/30; H05B33/10; H05B33/12; H05B33/26; H05B33/28; H10K50/10; H10K59/10
Attorney, Agent or Firm:
Yoshiki Hasegawa
Yoshiki Kuroki
Junichiro Sakamaki
Yuta Uemura
Yoshiki Kuroki
Junichiro Sakamaki
Yuta Uemura